Denial of Service in RS9116W/SiWx917 Firmware

Publication date: 2026-09-08

Last updated on: 2026-09-08

Assigner: Silicon Graphics (SGI)

Description

An unencrypted 'pause encryption request' message causes a denial of service in the in the RS9116W/SiWx917. See vulnerability B-E10 in the related paper below.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-08

Last Modified

2026-09-08

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-16769

Affected Vendors & Products

Vendor	Product	Version / Range
silicon_labs	rs9116w	*
silicon_labs	siwx917	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-440	A feature, API, or function does not perform according to its specification.

Attack-Flow Graph

Executive Summary

This vulnerability involves an unencrypted 'pause encryption request' message that can cause a denial of service in the Silicon Labs RS9116W and SiWx917 devices. The issue is detailed as vulnerability B-E10 in a related paper.

Impact Analysis

The vulnerability can lead to a denial of service, meaning the affected devices may become unresponsive or stop functioning properly. This could disrupt network operations or services relying on these devices.

Mitigation Strategies

Apply the latest firmware update from Silicon Labs to address the unencrypted pause encryption request issue. Monitor network traffic for unusual patterns related to RS9116W/SiWx917 devices and disable affected services if necessary.

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